Hardware Maintenance Manual

9.PressF10tosavechangesandexittheThinkPadSetupprogram.Thepower-onpasswordhas
beenremoved.
Howtoremovetheharddiskpassword
Attention:IfUseronlymodeisselectedandtheuserharddiskpasswordhasbeenforgottenandcannot
bemadeavailabletotheservicetechnician,neitherLenovonorLenovoauthorizedservicetechnicians
provideanyservicestoresettheuserharddiskpasswordsortorecoverdatafromtheharddiskdrive.The
harddiskdrivecanbereplacedforascheduledfee.
Toremoveauserharddiskpasswordthathasbeenforgotten,whenthesupervisorpasswordandmaster
harddiskpasswordareknown,dothefollowing:
1.Turnonthecomputer.
2.WhentheThinkPadlogocomesup,immediatelypressF1toentertheThinkPadSetupprogram.When
thepower-onpasswordiconisdisplayedonthescreen,entereitherthepower-onpasswordorthe
supervisorpassword.
3.Whentheuserharddiskpasswordiconisdisplayedonthescreen,pressF1.Themasterharddisk
passwordiconisdisplayed.
4.EnterthemasterharddiskpasswordtoentertheThinkPadSetupprogram.
5.SelectSecurity.
6.SelectPassword.
7.SelectHard-diskxpassword,wherexistheletteroftheharddiskdrive.Apop-upwindowopens.
8.SelectMasterharddiskpassword.
9.TypethecurrentmasterharddiskpasswordintheEnterCurrentPasswordfield.ThenleavetheEnter
NewPasswordfieldblank,andpressEntertwice.
10.PressF10tosavechangesandexittheThinkPadSetupprogram.Theuserharddiskpasswordandthe
masterharddiskpasswordhavebeenremoved.
Powermanagement
Toreducepowerconsumption,thecomputerhasthreepowermanagementmodes:screenblank,sleep,
andhibernation.
Screenblankmode(fortheWindows7operatingsystemonly)
Ifthetimesetonthe“Turnoffmonitor”timerintheoperatingsystemexpires,theLCDbacklightturnsoff.
Toputthecomputerintoscreenblankmode,dothefollowing:
1.Right-clickthebatterygaugeinthetaskbar.
2.SelectPoweroffdisplay.
Toendscreenblankmodeandresumenormaloperation,pressanykey.
Sleepmode
Whenthecomputerenterssleepmode,thefollowingeventsoccurinadditiontowhatoccursinscreen
blankmode:
•TheLCDispoweredoff.
•Thesolid-statedriveispoweredoff.
•Themicroprocessorstops.
Toentersleepmode,pressFn+4ordothefollowing:
34ThinkPad11eandThinkPadYoga11eHardwareMaintenanceManual